/* Copyright 2020 The OpenTracing Authors
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package io.opentracing.contrib.specialagent.rule.mule4;

import java.util.List;

import org.mule.runtime.api.exception.MuleException;
import org.mule.runtime.api.exception.MuleRuntimeException;
import org.mule.runtime.core.api.MuleContext;
import org.mule.runtime.core.internal.processor.interceptor.ReactiveAroundInterceptorAdapter;

public class AbstractProcessorChainIntercept {
  @SuppressWarnings("unchecked")
  public static Object exit(final Object muleContext, final Object interceptors) {
    try {
      final ReactiveAroundInterceptorAdapter adapter = new ReactiveAroundInterceptorAdapter(SpanManagerInterceptor::new);
      ((MuleContext)muleContext).getInjector().inject(adapter);
      ((List)interceptors).add(0, adapter);
      return interceptors;
    }
    catch (final MuleException e) {
      throw new MuleRuntimeException(e);
    }
  }
}